CN104434258A - Multifunctional balloon dilatation catheter - Google Patents
Multifunctional balloon dilatation catheter Download PDFInfo
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- CN104434258A CN104434258A CN201410707915.6A CN201410707915A CN104434258A CN 104434258 A CN104434258 A CN 104434258A CN 201410707915 A CN201410707915 A CN 201410707915A CN 104434258 A CN104434258 A CN 104434258A
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- Prior art keywords
- sacculus
- dilating
- catheter
- transfer pipe
- pressure transfer
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- 210000004204 blood vessel Anatomy 0.000 claims abstract description 13
- 230000000916 dilatatory effect Effects 0.000 claims description 64
- 239000000203 mixture Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 12
- 231100000915 pathological change Toxicity 0.000 claims description 9
- 230000036285 pathological change Effects 0.000 claims description 9
- 229910052788 barium Inorganic materials 0.000 claims description 6
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 6
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 6
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 229920002521 macromolecule Polymers 0.000 claims description 3
- 208000007536 Thrombosis Diseases 0.000 abstract description 12
- 230000003902 lesion Effects 0.000 abstract description 12
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 5
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 239000008280 blood Substances 0.000 abstract description 2
- 210000004369 blood Anatomy 0.000 abstract description 2
- 208000001848 dysentery Diseases 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 230000002966 stenotic effect Effects 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- KKJUPNGICOCCDW-UHFFFAOYSA-N 7-N,N-Dimethylamino-1,2,3,4,5-pentathiocyclooctane Chemical compound CN(C)C1CSSSSSC1 KKJUPNGICOCCDW-UHFFFAOYSA-N 0.000 description 2
- 206010059245 Angiopathy Diseases 0.000 description 2
- 206010008190 Cerebrovascular accident Diseases 0.000 description 2
- 206010014080 Ecchymosis Diseases 0.000 description 2
- 208000006011 Stroke Diseases 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000003684 drug solvent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 231100000216 vascular lesion Toxicity 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 206010003210 Arteriosclerosis Diseases 0.000 description 1
- 201000001320 Atherosclerosis Diseases 0.000 description 1
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000000747 cardiac effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 208000028867 ischemia Diseases 0.000 description 1
- 230000000302 ischemic effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 230000003387 muscular Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 230000010410 reperfusion Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1011—Multiple balloon catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/04—Macromolecular materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1002—Balloon catheters characterised by balloon shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10181—Means for forcing inflation fluid into the balloon
- A61M25/10183—Compressible bulbs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/104—Balloon catheters used for angioplasty
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1052—Balloon catheters with special features or adapted for special applications for temporarily occluding a vessel for isolating a sector
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1088—Balloon catheters with special features or adapted for special applications having special surface characteristics depending on material properties or added substances, e.g. for reducing friction
Abstract
The invention relates to a multifunctional balloon dilatation catheter. The multifunctional balloon dilatation catheter comprises an inner catheter body, an outer catheter and a dilatation balloon, wherein a wire guide channel is formed in the inner catheter body, the outer catheter body and the inner catheter body are coaxially arranged, and the dilatation balloon is fixed to the outer catheter body. The multifunctional balloon dilatation catheter further comprises plugging balloons fixed to the outer catheter body, the plugging balloons and the dilatation balloon are arranged at intervals, a low-pressure transmitting channel, a high-pressure transmitting channel and a sucking channel are formed between the outer catheter body and the inner catheter body in the radial direction, and the outlet ends of the low-pressure transmitting channel, the high-pressure transmitting channel, the sucking channel and the wire guide channel are provided with Ruhr connectors respectively. By means of the multifunctional balloon dilatation catheter, small plaque falling from a lesion site is trapped in closed space formed by the plugging balloons, the dilatation balloon and the blood vessel wall and pumped away in time while balloon dilatation is carried out in a PCI operation; in the operation process, balloon dilatation and thrombus aspiration are completed at a time under the condition that devices are not needed to be replaced, the number of times of medical instrument exchange in the body of a patient is decreased, and therefore complications caused by blood injures of the patient are reduced.
Description
Technical field
The present invention relates to technical field of medical instruments, more particularly, it relates to a kind of sacculus dilating catheter being used for the treatment of angiostenosis.
Background technology
Ischemic angiopathy is the killer of serious threat human life health, have " sickness rate is high, disability rate is high, mortality rate is high, relapse rate is high; complication is many " the i.e. feature of " four is high by more than ", its atherosclerosis is one of the most common angiopathy.
Instantly for how to treat atheromatosis, PTA or PTCA operation is widely used clinically by domestic and international doctor already.For the sacculus dilating catheter used in PTA or PTCA, many patents are had to be described its 26S Proteasome Structure and Function both at home and abroad.But along with the accumulation of clinical experience, medically have realized that tiny speckle that balloon expandable likely causes lesion to fall down can fall into blood vessel and cause thrombosis, thus increase the risk of apoplexy.Medically also recognize, coronary flow imaging does not represent the Reperfu-sion of cardiac muscular tissue's level simultaneously, and the Biochemical analyzer method in PCI operation all has great significance to the generation of the fluoride-free flux in prevention PCI operation and the aspect such as long-term prognosis of improving patient.But sacculus dilating catheter in the market is only done to expand purposes, there is no Biochemical analyzer function, and in addition on the one hand, thrombus suction catheter in the market is only used as simple pumping purposes, there is no balloon expandable function.In order to solve lesion expansion and this two problems of Biochemical analyzer simultaneously, doctor first expands with foley's tube usually clinically, then withdraws from foley's tube, then thrombus suction catheter is delivered to lesion in body and carry out Biochemical analyzer.But this kind of way still exists some problems, be on the one hand carry out suction from withdrawing from sacculus need the regular hour to thrombus suction catheter being delivered in body, may flow to blood vessel far-end with blood by thrombosis during this period, thus increase the risk of apoplexy.In addition on the one hand, clinical experience shows, similar medical apparatus and instruments exchange times in patient body is more, more easily causes the blood vessel injury of patient, thus forms the complication such as hemorrhage or ischemia.
The deficiency on Clinical practice about simple sacculus dilating catheter and simple thrombus suction catheter in view of the above, need invention one more preferably apparatus, the tiny specklees that balloon expandable in PCI art should be caused etc. are extracted out external in time, reduce the exchange times of apparatus in patient body again.
Summary of the invention
The present invention seeks to provide a kind of and be used for the treatment of to overcome the deficiencies in the prior art the sacculus dilating catheter that angiostenosis possesses pumping function simultaneously.
For achieving the above object, the technical solution used in the present invention is: a kind of multi-functional sacculus dilating catheter, it comprises the inner catheter that inside is provided with silk guide passage, the outer catheter coaxially arranged with described inner catheter, be fixed on the dilating sacculus on outer catheter, it also comprises the shutoff sacculus being fixed on dilating sacculus on outer catheter with described and arranging separately, low pressure Transfer pipe is radially formed between described outer catheter and inner catheter, high pressure Transfer pipe, suction channel, and described low pressure Transfer pipe, high pressure Transfer pipe, suction channel and the silk guide passage port of export are separately installed with female Luer, described low pressure Transfer pipe is connected to carry out pressurising or pressure release to it with described shutoff sacculus, described high pressure Transfer pipe is connected to carry out pressurising or pressure release to it with described dilating sacculus, and after described shutoff sacculus and dilating sacculus pressurising are expanded, described shutoff sacculus, form confined space between dilating sacculus and blood vessel, described suction channel is connected to aspirate pathological changes speckle with described confined space.
The enforcement that technique scheme is optimized further or conversion in,
1, described shutoff sacculus comprises the near-end shutoff sacculus and far-end end-blocking sacculus that are arranged on described dilating sacculus both sides, further, described dilating sacculus is positioned at the centre of described near-end end-blocking sacculus and far-end shutoff sacculus, thus make thrombosis between two shutoff sacculus, ensure that the ecchymosis that thrombosis falls down is sucked away completely.
2, described low pressure Transfer pipe, high pressure Transfer pipe, suction channel are independently not connected passage.
3, described silk guide passage is provided with the plastic pipe of one section of elastic modelling quantity higher than described dilating sacculus elastic modelling quantity.Further, the length of described plastic pipe is more than or equal to 1/3 of described dilating sacculus length." Fructus Musae " phenomenon that the silk guide passage structure with partial elastic body presents when can solve sacculus quadratic extension, brings the facility on operation technique for doctor.
4, described high pressure Transfer pipe is by being opened in described dilating sacculus place place and being connected with described dilating sacculus with at least one side opening on the outer tube of high pressure Transfer pipe correspondence position; Described low pressure Transfer pipe is by being opened in described shutoff sacculus place place and being connected with described shutoff sacculus with at least one side opening on the outer tube of low pressure Transfer pipe correspondence position; Described suction channel is by being opened between dilating sacculus with shutoff sacculus and being connected with described confined space with at least one side opening on the outer tube on suction channel correspondence position.
5, each described female Luer is respectively with handle, and Rule handle passage communicated with described silk guide passage exports with silk guide passage coaxial.
6, the material of described dilating sacculus is half compliance or the non-compliance macromolecular material that contain 5%-30% developing function composition, and described developing function composition is one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
7, the material of described shutoff sacculus is the elastomer macromolecule material containing 5%-30% developing function composition, and described developing function composition is one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
Because technique scheme is used, the present invention compared with prior art has following advantages: while sacculus dilating catheter of the present invention makes to carry out balloon expandable in PCI art, tiny speckle lesion fallen down is stranded the confined space in being made up of shutoff sacculus, dilating sacculus and blood vessel wall, and the tiny speckle of thrombosis may be caused to take away in time these by suction channel.In this operation process, balloon expandable and Biochemical analyzer in the situation not needing to replace apparatus once property complete, both balloon expandable was completed, complete Biochemical analyzer again, also reduce medical apparatus and instruments exchange times in patient body, thus the complication that the blood vessel injury decreasing patient brings, greatly reduce the risk of operation.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the multi-functional sacculus dilating catheter of the present invention;
Fig. 2 is four channel cross-section schematic diagrams in the present invention;
Fig. 3 is angiostenosis pathological changes schematic diagram;
Fig. 4 is that sacculus dilating catheter delivers to vascular lesion place schematic diagram;
Fig. 5 is that shutoff sacculus struts schematic diagram;
Fig. 6 is that pathological changes is strutted schematic diagram by dilating sacculus;
Fig. 7 is that thrombosis is drawn into schematic diagram in conduit from side opening;
Fig. 8 is all sacculus pressure release schematic diagrams;
Fig. 9 is for curing the softened schematic diagram in rear vascular lesion place;
Wherein: 1-1, inner catheter; 1-2, outer catheter; 2, plastic pipe; 3, near-end shutoff sacculus; 4, dilating sacculus; 5, far-end shutoff sacculus; 6, near-end side opening; 7, the side opening at dilating sacculus 4 place; 8, for the near-end side opening of Biochemical analyzer; 9, the female Luer hands handle communicated with silk guide passage; 10, the female Luer hands handle communicated with low pressure Transfer pipe; 11, the female Luer hands handle communicated with suction channel; 12, the female Luer hands handle communicated with high pressure Transfer pipe; 13, silk guide passage; 14, low pressure Transfer pipe; 15, high pressure Transfer pipe; 16, suction channel; 17, for the far-end side opening of Biochemical analyzer; 18, far-end side opening; 19, stenotic lesion place; 20, tiny pathological changes speckle; 21, confined space.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiment of the present invention is described further:
Sacculus dilating catheter of the present invention, it is primarily of compositions such as inner catheter, outer catheter, dilating sacculus, shutoff sacculus, female Luer.As depicted in figs. 1 and 2, inner catheter 1-1 and outer catheter 1-2 is coaxially arranged, and forms silk guide passage 13 in inner catheter 1-1.The outlet of silk guide passage 13 is coaxially connected with female Luer handle 9.Three passages are radially separated into by multi-lumen tube extruding technology between outer catheter 1-2 and inner catheter 1-1, low pressure Transfer pipe 14, high pressure Transfer pipe 15, suction channel 16 respectively, the outlet of each passage is also connected to female Luer handle 10,12,11, low pressure Transfer pipe 14, high pressure Transfer pipe 15 and suction channel 16 is independently passage, does not respectively communicate in apparatus inside.
Dilating sacculus 4 is arranged on outer catheter 1-2, the outer catheter 1-2 of its position has multiple side opening 7 with high pressure Transfer pipe 15 corresponding section, this side opening 7 makes high pressure Transfer pipe 15 be connected with dilating sacculus 4, thus, carry out pressurising or pressure release by female Luer handle 12 pairs of high pressure Transfer pipes 15 of correspondence, dilating sacculus 4 can be made to expand or taken out flat.The material of dilating sacculus 4 is half compliance or the non-compliance macromolecular material that contain 5%-30% developing function composition, and wherein developing function composition can be but be not limited to one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
Shutoff sacculus is also arranged on outer catheter 1-2, and in the present embodiment, the symmetrical both sides that outer catheter 1-2 is positioned at dilating sacculus 4 arrange a shutoff sacculus respectively, referred to here as near-end shutoff sacculus 3 and far-end shutoff sacculus 5.The outer tube 2 of the corresponding low pressure Transfer pipe 14 of near-end shutoff sacculus 3 and far-end shutoff sacculus 5 position has multiple side opening 6,18, thus, carry out pressurising or pressure release by female Luer handle 10 pairs of low pressure Transfer pipes 14 of correspondence, near-end shutoff sacculus 3 and far-end shutoff sacculus 5 can be made to expand or be taken out flat.The material of shutoff sacculus is the elastomer macromolecule material containing 5%-30% developing function composition, and wherein developing function composition can be but be not limited to one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
The outer tube 1-2 of near-end shutoff sacculus 3 suction channel 16 corresponding between dilating sacculus 4 has multiple near-end side opening 8, the outer tube 1-2 of far-end shutoff sacculus 5 suction channel 16 corresponding between dilating sacculus 4 has multiple far-end side opening 17, in surgical state, when near-end shutoff sacculus 3 is expanded by pressurising with far-end shutoff sacculus 5, its will and blood vessel wall between form confined space 21, as shown in Figure 5 and Figure 6.By near-end side opening 8 and far-end side opening 17, suction channel 16 is connected with confined space 21, thus pathological changes ecchymosis 20 can be aspirated.
In order to ensure when dilating sacculus elongates or shortens, the flexible concordance of inner tube length and dilating sacculus, in the present embodiment, silk guide passage 13 is also provided with one section of elastomer plastic pipe 2, the elastic modelling quantity of this plastic pipe is at least high than the elastic modelling quantity of intermediate expansions sacculus 4 material therefor.The length of this section of elastomer plastic pipe 2 should not be less than 1/3 of intermediate expansions length of balloon.
Above-mentioned composition preferred embodiment of the invention structure is introduced, and is described further below to its operation principle and process:
Under DSA radiography, the present embodiment sacculus dilating catheter to be advanced in patient and to arrive stenotic lesion place 19(see Fig. 3), make intermediate expansions sacculus 4 align (see Fig. 4) with stenotic lesion place 19.By press device, female Luer handle 10 is carried out to pressurising and maintains pressure, pressure will be transmitted to far-end through low pressure Transfer pipe 14, and near-end shutoff sacculus 3 and far-end shutoff sacculus 5 are expanded and and vessel wall contact.Now, near-end shutoff sacculus 3, define confined space 21(see Fig. 5 between far-end shutoff sacculus 5 and blood vessel wall).By press device, female Luer handle 12 is carried out to pressurising and maintains pressure, pressure will be transmitted to far-end through high pressure Transfer pipe 15 and intermediate expansions sacculus 4 expanded and is strutted (see Fig. 6) at stenotic lesion place 19.When stenotic lesion place 19 is softened to Expected Results, discharge the pressure of high pressure Transfer pipe 15 and implement negative pressure, maintaining this negative pressure, intermediate expansions sacculus 4 is taken out flat.When there being the tiny pathological changes speckle fallen down in confined space 21, implement negative pressure by press device to female Luer handle 11 and maintain negative pressure, proximally side opening 8 and far-end side opening 17 are drawn in suction channel 16 (see Fig. 7) to make tiny pathological changes speckle 20.If necessary, also inject by suction channel 16 and silk guide passage 13 and transmit drug solvent.Now by press device, the negative pressure implemented female Luer handle 11 is pinned.Discharge the pressure to female Luer handle 10 and female Luer handle 12, near-end shutoff sacculus 3 and far-end shutoff sacculus 5 are taken out flat (see Fig. 8), by the blood vessel expanded as shown in Figure 9.Finally conduit is extracted out outside patient.As clinical needs, after tiny pathological changes speckle 20 can being taken out from whole apparatus outside patient, apparatus is moved to next lesion locations, repeat above operation process.
While adopting sacculus dilating catheter of the present invention to make to carry out balloon expandable in PCI art, the tiny speckle that lesion can be fallen down is stranded the confined space in being made up of near-end shutoff sacculus, far-end shutoff sacculus and blood vessel wall, and the tiny speckle of thrombosis may be caused to take away in time these by suction channel.In this operation process, balloon expandable and Biochemical analyzer in the situation not needing to replace apparatus once property complete, both completed balloon expandable, completed Biochemical analyzer again, also reduce medical apparatus and instruments exchange times in patient body, thus the complication that the blood vessel injury decreasing patient brings." Fructus Musae " phenomenon that the silk guide passage structure simultaneously in the present invention with partial elastic body presents when can also solve sacculus quadratic extension, brings the facility on operation technique for doctor.Certainly, when needs administration, can also be injected by suction channel of the present invention and silk guide passage and transmit drug solvent, be therefore be multi-functional sacculus dilating catheter.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to spirit of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. a multi-functional sacculus dilating catheter, it comprises the inner catheter that inside is provided with silk guide passage, the outer catheter, the dilating sacculus be fixed on outer catheter that coaxially arrange with described inner catheter, be characterised in that: it also comprises the shutoff sacculus being fixed on dilating sacculus on outer catheter with described and arranging separately, radially be formed with low pressure Transfer pipe, high pressure Transfer pipe, suction channel between described outer catheter and inner catheter, and described low pressure Transfer pipe, high pressure Transfer pipe, suction channel and the silk guide passage port of export are separately installed with female Luer; Described low pressure Transfer pipe is connected to carry out pressurising or pressure release to it with described shutoff sacculus, described high pressure Transfer pipe is connected to carry out pressurising or pressure release to it with described dilating sacculus, and after described shutoff sacculus and dilating sacculus pressurising are expanded, described shutoff sacculus, form confined space between dilating sacculus and blood vessel, described suction channel is connected to aspirate pathological changes speckle with described confined space.
2. multi-functional sacculus dilating catheter according to claim 1, is characterized in that: described shutoff sacculus comprises the near-end shutoff sacculus and far-end end-blocking sacculus that are arranged on described dilating sacculus both sides.
3. multi-functional sacculus dilating catheter according to claim 2, is characterized in that: described dilating sacculus is positioned at the centre of described near-end end-blocking sacculus and far-end shutoff sacculus.
4. multi-functional sacculus dilating catheter according to claim 1, is characterized in that: described low pressure Transfer pipe, high pressure Transfer pipe, suction channel are independently not connected passage.
5. multi-functional sacculus dilating catheter according to claim 1, is characterized in that: described silk guide passage is provided with the plastic pipe of one section of elastic modelling quantity higher than described dilating sacculus elastic modelling quantity.
6. multi-functional sacculus dilating catheter according to claim 5, is characterized in that: the length of described plastic pipe is more than or equal to 1/3 of described dilating sacculus length.
7. multi-functional sacculus dilating catheter according to claim 1, is characterized in that: described high pressure Transfer pipe is by being opened in described dilating sacculus place place and being connected with described dilating sacculus with at least one side opening on the outer tube of high pressure Transfer pipe correspondence position; Described low pressure Transfer pipe is by being opened in described shutoff sacculus place place and being connected with described shutoff sacculus with at least one side opening on the outer tube of low pressure Transfer pipe correspondence position; Described suction channel is by being opened between dilating sacculus with shutoff sacculus and being connected with described confined space with at least one side opening on the outer tube on suction channel correspondence position.
8. multi-functional sacculus dilating catheter according to claim 1, is characterized in that: each described female Luer is respectively with handle, and Rule handle passage communicated with described silk guide passage exports with silk guide passage coaxial.
9. according to the arbitrary multi-functional sacculus dilating catheter described in claim 1 ~ 8, it is characterized in that: the material of described dilating sacculus is half compliance or the non-compliance macromolecular material that contain 5%-30% developing function composition, described developing function composition is one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
10. according to the arbitrary multi-functional sacculus dilating catheter described in claim 1 ~ 8, it is characterized in that: the material of described shutoff sacculus is the elastomer macromolecule material containing 5%-30% developing function composition, described developing function composition is one or more combinations in barium sulfate, tungsten powder, tantalum powder, barium powder.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707915.6A CN104434258A (en) | 2014-11-28 | 2014-11-28 | Multifunctional balloon dilatation catheter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707915.6A CN104434258A (en) | 2014-11-28 | 2014-11-28 | Multifunctional balloon dilatation catheter |
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| CN104434258A true CN104434258A (en) | 2015-03-25 |
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| CN201410707915.6A Pending CN104434258A (en) | 2014-11-28 | 2014-11-28 | Multifunctional balloon dilatation catheter |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105288821A (en) * | 2015-10-12 | 2016-02-03 | 李卫校 | Venous-thrombus aspiration device and aspiration system using same |
| CN106512181A (en) * | 2016-11-07 | 2017-03-22 | 恒壹（北京）医疗科技有限公司 | Balloon catheter provided with side holes |
| CN106539607A (en) * | 2017-01-12 | 2017-03-29 | 张潘 | A kind of Interventional Hemostasis device |
| CN106669015A (en) * | 2017-02-13 | 2017-05-17 | 广西医科大学第附属医院 | Water-lubricating composite balloon ureteral dilator |
| CN107233122A (en) * | 2017-05-08 | 2017-10-10 | 上海形状记忆合金材料有限公司 | A kind of polydisc takes bolt device and its conveying device, carrying method |
| CN107469222A (en) * | 2016-06-06 | 2017-12-15 | 上海微创医疗器械（集团）有限公司 | Foley's tube |
| CN108904006A (en) * | 2018-05-24 | 2018-11-30 | 湖南埃普特医疗器械有限公司 | Suction catheter |
| CN109663201A (en) * | 2019-02-28 | 2019-04-23 | 河南亚都实业有限公司 | Disposable cervical dilatation foley's tube |
| CN110811762A (en) * | 2019-08-08 | 2020-02-21 | 谱创医疗科技(上海)有限公司 | Shock wave enhanced drug delivery catheter |
| CN110859656A (en) * | 2019-11-21 | 2020-03-06 | 昆山金泰医疗科技有限公司 | Water flow replacement thrombus suction device |
| CN111225622A (en) * | 2017-08-17 | 2020-06-02 | 皇家飞利浦有限公司 | Temporary occlusion balloon devices, systems, and methods for preventing flow through a vessel puncture |
| CN111658075A (en) * | 2020-07-21 | 2020-09-15 | 广西中医药大学第一附属医院 | Quick-exchange type large-cavity thrombus aspiration catheter and use method thereof |
| WO2021035961A1 (en) * | 2019-08-28 | 2021-03-04 | 香港大学深圳医院 | Balloon catheter sheath |
| CN112843436A (en) * | 2020-02-16 | 2021-05-28 | 东莞天天向上医疗科技有限公司 | Multifunctional balloon dilatation catheter for in vivo pulmonary membrane oxygenation and use method |
| CN113171543A (en) * | 2021-04-23 | 2021-07-27 | 上海心玮医疗科技股份有限公司 | Coaxial multifunctional balloon catheter and implementation method thereof |
| CN114680990A (en) * | 2022-01-27 | 2022-07-01 | 上海心玮医疗科技股份有限公司 | Intracranial plugging balloon catheter |
| CN115463321A (en) * | 2022-09-27 | 2022-12-13 | 广东博迈医疗科技股份有限公司 | Drug delivery balloon catheter and drug delivery balloon catheter device |
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| CN105288821A (en) * | 2015-10-12 | 2016-02-03 | 李卫校 | Venous-thrombus aspiration device and aspiration system using same |
| CN107469222A (en) * | 2016-06-06 | 2017-12-15 | 上海微创医疗器械（集团）有限公司 | Foley's tube |
| CN106512181A (en) * | 2016-11-07 | 2017-03-22 | 恒壹（北京）医疗科技有限公司 | Balloon catheter provided with side holes |
| CN106539607A (en) * | 2017-01-12 | 2017-03-29 | 张潘 | A kind of Interventional Hemostasis device |
| CN106669015A (en) * | 2017-02-13 | 2017-05-17 | 广西医科大学第附属医院 | Water-lubricating composite balloon ureteral dilator |
| CN107233122A (en) * | 2017-05-08 | 2017-10-10 | 上海形状记忆合金材料有限公司 | A kind of polydisc takes bolt device and its conveying device, carrying method |
| CN111225622A (en) * | 2017-08-17 | 2020-06-02 | 皇家飞利浦有限公司 | Temporary occlusion balloon devices, systems, and methods for preventing flow through a vessel puncture |
| CN111225622B (en) * | 2017-08-17 | 2023-11-07 | 皇家飞利浦有限公司 | Temporary occlusion balloon devices, systems, and methods for preventing flow through vascular perforations |
| CN108904006A (en) * | 2018-05-24 | 2018-11-30 | 湖南埃普特医疗器械有限公司 | Suction catheter |
| CN109663201B (en) * | 2019-02-28 | 2021-01-29 | 河南亚都实业有限公司 | Disposable cervix dilatation sacculus pipe |
| CN109663201A (en) * | 2019-02-28 | 2019-04-23 | 河南亚都实业有限公司 | Disposable cervical dilatation foley's tube |
| CN110811762A (en) * | 2019-08-08 | 2020-02-21 | 谱创医疗科技(上海)有限公司 | Shock wave enhanced drug delivery catheter |
| WO2021035961A1 (en) * | 2019-08-28 | 2021-03-04 | 香港大学深圳医院 | Balloon catheter sheath |
| CN110859656A (en) * | 2019-11-21 | 2020-03-06 | 昆山金泰医疗科技有限公司 | Water flow replacement thrombus suction device |
| CN112843436A (en) * | 2020-02-16 | 2021-05-28 | 东莞天天向上医疗科技有限公司 | Multifunctional balloon dilatation catheter for in vivo pulmonary membrane oxygenation and use method |
| WO2021160030A1 (en) * | 2020-02-16 | 2021-08-19 | 东莞天天向上医疗科技有限公司 | Multifunctional balloon dilatation catheter for intracorporeal membrane oxygenation and usage method therefor |
| CN111658075A (en) * | 2020-07-21 | 2020-09-15 | 广西中医药大学第一附属医院 | Quick-exchange type large-cavity thrombus aspiration catheter and use method thereof |
| CN113171543A (en) * | 2021-04-23 | 2021-07-27 | 上海心玮医疗科技股份有限公司 | Coaxial multifunctional balloon catheter and implementation method thereof |
| CN114680990A (en) * | 2022-01-27 | 2022-07-01 | 上海心玮医疗科技股份有限公司 | Intracranial plugging balloon catheter |
| CN115463321A (en) * | 2022-09-27 | 2022-12-13 | 广东博迈医疗科技股份有限公司 | Drug delivery balloon catheter and drug delivery balloon catheter device |
| CN115463321B (en) * | 2022-09-27 | 2023-09-12 | 广东博迈医疗科技股份有限公司 | Administration balloon catheter and administration balloon catheter device |
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Application publication date: 20150325 |